A courier-person cycles from a town to a neighbouring suburban area to deliver a parcel to a merchant. His distance from the town at different times is shown by the following graph.
Did the person stop on his way? Explain.

A courier-person cycles from a town to a neighbouring suburban area to deliver a parcel to a merchant. His distance from the town at different times is shown by the following graph. How much time did the person take for the travel?

A courier-person cycles from a town to a neighbouring suburban area to deliver a parcel to a merchant. His distance from the town at different times is shown by the following graph. During which period did he ride fastest?

A courier-person cycles from a town to a neighbouring suburban area to deliver a pated to a merchant. His distance from the town at different times is shown by the following graph. What is the scale taken for the time axis?

A courier-person cycles from a town to a neighbouring suburban area to deliver a parcel to a merchant. His distance from the town at different times is shown by the following graph How far is the place of the merchant from the town?

For an experiement in Botany, two different plants, plant A and plant B were grown under similar laboratory conditions. Their heigths were measured at the end of each week for 3 weeks. The results are shown by the following graph. How much did Plant B grow from the end of the 2nd week to the end of the 3rd week?

A person cannot see objects nearer than 1.2 m from his eyes. He wants for read a newspaper placed at a distance of 30 cm clearly. What is the nature and the power of lens required for this purpose?